csr8675_DATASHEET.pdf

Bluetooth® v4.1 specification fully qualified
Radio includes integrated balun
80 MHz RISC MCU and 120 MHz Kalimba DSP
Up to 120 MIPS DSP for intensive digital signal
processing algorithms
24-bit audio
16 Mb internal flash; optional support for 64 Mb of
external SPI flash
Stereo codec with 2 channels of ADC and up to 6
microphone inputs (includes bias generation and
digital microphone support)
Audio interfaces:
2 x I²S/PCM
1 x SPDIF (independent of I²S/PCM ports)